Best Helicone Alternatives in 2026
Looking for alternatives to Helicone? Here are 24 similar tools in the Developer Tools category.
Comparing against
Why people look for a Helicone alternative
- •Proxy-based architecture adds roughly 50-80ms of latency per request
- •Limited evaluation capabilities (manual scoring only, no auto-generated evals)
- •No issue tracking or lifecycle management for failed/bad requests
To be fair to Helicone: lowest-friction setup — start logging with just a base url change; accurate cost and token tracking across 100+ models. If that's what matters most to you, it may still be the right call.
Open-source & cheaper alternatives to Helicone
Lower-cost and free options — independently curated.
| # | Alternative | Why it's a good swap | Pricing |
|---|---|---|---|
| 1 | Langfuse | Popular open-source, SDK-based LLM observability platform with zero added latency to LLM calls. | — |
| 2 | LangSmith | LLM observability and evaluation platform with deeper agent tracing and eval depth. | — |
| 3 | LiteLLM | Open-source proxy/SDK for unified access to many LLM providers via one API. | — |
Independently curated by AIToolPundit. Third-party links are not endorsements; pricing and open-source status can change — verify on the vendor's site.
